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PYTHON QUESTIONS

Django - stop synchronisation between different variables based on filters on same object
Django - stop synchronisation between different variables based on filters on same object
this will help Because querysets are lazy. The results aren't evaluated until you actually iterate through the queryset, which in your code presumably happens in the template.You could convert to a list first:
TAG : python
Date : October 30 2020, 12:01 AM , By : Sajid Kabir Saji
Using python together with knitr
Using python together with knitr
seems to work fine Yes, indeed, knitr is currently not able to evaluate code stretching over multiple chunks for languages other than R. The solution is not to use knitr but to use pweave instead. The modifications to the source file are minimal:test
TAG : python
Date : October 30 2020, 12:01 AM , By : Sara
Difference between <type 'classobj'>, <type 'object'>?
Difference between <type 'classobj'>, <type 'object'>?
I wish this help you According to here: , First note that in Python 2.x, the syntax:
TAG : python
Date : October 30 2020, 12:01 AM , By : Tehseen
what is top level module in Python?
what is top level module in Python?
hop of those help? Modules can be nested inside each other. For example os.path is a path module nested inside os module. Top level module is the topmost one. I this case, it's an os module.
TAG : python
Date : October 30 2020, 12:01 AM , By : Jebba
Is there a query method or similar for pandas Series (pandas.Series.query())?
Is there a query method or similar for pandas Series (pandas.Series.query())?
Hope that helps The pandas.DataFrame.query() method is of great usage for (pre/post)-filtering data when loading or plotting. It comes particularly handy for method chaining. , IIUC you can add query("Points > 100"):
TAG : python
Date : October 30 2020, 12:01 AM , By : Tobi Fischer
Deleting DataFrame row in Pandas where column value in list
Deleting DataFrame row in Pandas where column value in list
will help you Use isin with boolean indexing:
TAG : python
Date : October 30 2020, 12:01 AM , By : Sajjad Assal
Python Integer and String Using
Python Integer and String Using
fixed the issue. Will look into that further , It's about the order things are run:
TAG : python
Date : October 30 2020, 12:01 AM , By : Amir Khajedehi
Python requests: URL with percent character
Python requests: URL with percent character
seems to work fine Credits to @Tryph:the % is used to encode special characters in urls. you can encode the % character with this sequence %25. see here for more detail: w3schools.com/tags/ref_urlencode.asp
TAG : python
Date : October 30 2020, 12:01 AM , By : Hilalah Feda
Why ActionChains(driver).move_to_element(elem).click().perform() twice
Why ActionChains(driver).move_to_element(elem).click().perform() twice
I think the issue was by ths following , You can chain your action, so no need to do perform after each action.
TAG : python
Date : October 30 2020, 12:01 AM , By : Karin
Why is my code not compiling
Why is my code not compiling
I hope this helps . You are having two problems. First one, which is displayed in traceback, is the indentation. "try" and "except" must be on the same level of indentation. Second one is the reference to attributeerror. It need's to be camelcased as
TAG : python
Date : October 30 2020, 12:01 AM , By : AKHAyush
How to equalize the size of two numpy arrays
How to equalize the size of two numpy arrays
I hope this helps you . You could try using itertools.zip_longest and fill the shorter sequence links with a default value:https://docs.python.org/3.3/library/itertools.html?highlight=zipitertools.zip_longest
TAG : python
Date : October 29 2020, 12:01 AM , By : Devin O'Keefe
Hive Server 2 error on python connect with hiveserver2
Hive Server 2 error on python connect with hiveserver2
it should still fix some issue I hava solved this error with these versions :Centos 7 , Python2.7 , hive 2.1 ,Hadoop 2.7.3 and java java 1.7.0_91
TAG : python
Date : October 29 2020, 12:01 AM , By : mariatest
TypeError: argument 1 must have a "write" method
TypeError: argument 1 must have a "write" method
hop of those help? My problem at hand is to get the data from API's and input that data into csv. I'm able to get the data, however outputting the data into csv is where I'm getting the error. Can someone please help. , You are passing a csv.writer()
TAG : python
Date : October 29 2020, 12:01 AM , By : manzoor
Python, read uart and post to MQTT, has extra spaces
Python, read uart and post to MQTT, has extra spaces
may help you . Basically, your readlineCR shouldn't be returning rv when it gets nothing from read - it needs to never return until the complete string rv string ends with \r\n, and then it can return the rstripped string:
TAG : python
Date : October 29 2020, 12:01 AM , By : lany44
test getting skipped in pytest
test getting skipped in pytest
I wish this helpful for you Parametrization happens at compile time so that is the reason if you want to parametrized on data generated at run time it skips that.The ideal way to acheive what you are trying to do is by using fixture parametrization.
TAG : python
Date : October 29 2020, 12:01 AM , By : ashu singh
Python: from list to enumerated list to pass to lambda reduce function
Python: from list to enumerated list to pass to lambda reduce function
To fix the issue you can do You don't need to use the generic reduce function when all you really need is to calculate the sum.This works and is vastly simpler:
TAG : python
Date : October 29 2020, 12:01 AM , By : Hairy Law
f[1] raised exception TypeError: 'int' object is not subscriptable
f[1] raised exception TypeError: 'int' object is not subscriptable
Hope this helps Problem is i==0 or i[0]=='n'. When you use f[1] then it checks i==0 (1==0) but it gives false so it checks i[0]=='n' (1[0]=='n') and you get error.
TAG : python
Date : October 29 2020, 12:01 AM , By : Christophe
how to make a random list in python3
how to make a random list in python3
Any of those help i just want make a list to display students scores and different course have different scores ,the scores comes from.random randint(70,100), like this: , Try this, You have to use append.
TAG : python
Date : October 29 2020, 12:01 AM , By : S. Fakhri
Keeping Python from spacing after breaking a line when printing a List
Keeping Python from spacing after breaking a line when printing a List
will be helpful for those in need The problem with the approach you're using is a result of a space being printed after each "\n" character in the series. While the idea was quite clever, unfortunately, I think this means you will have to take a diff
TAG : python
Date : October 29 2020, 12:01 AM , By : supreeth
Create a temporary table in python to join with a sql table
Create a temporary table in python to join with a sql table
it should still fix some issue If you have a small table, then you can do as Tim suggested and create an in-list. I kind of prefer to do this using python ways, though. I would probably also make ID_list a set as well to keep from having dups, etc.
TAG : python
Date : October 29 2020, 12:01 AM , By : michael4459
How to update a specific line in a file in python?
How to update a specific line in a file in python?
Does that help I am trying to create a program which can update a file. I created a test program as I cannot figure out how to update a part of the file. , looks like you just need to fix your condition:
TAG : python
Date : October 26 2020, 11:56 AM , By : Mihirsinh Vasandiya
Google PubSub python client returning StatusCode.UNAVAILABLE
Google PubSub python client returning StatusCode.UNAVAILABLE
I wish this helpful for you A somewhat hacky approach that is working for me is a custom policy_class. The default one has an on_exception function that ignores DEADLINE_EXCEEDED. You can make a class that inherits the default and also ignores UNAVAI
TAG : python
Date : October 26 2020, 11:56 AM , By : 王子政
Error in regex substring match in a list in python
Error in regex substring match in a list in python
This might help you I have a list of lists as follows. , You don't need to use regex in this example.
TAG : python
Date : October 26 2020, 11:56 AM , By : Shirley
Pandas groupby() on one column and then sum on another
Pandas groupby() on one column and then sum on another
seems to work fine Need groupby, aggregate sum and reshape by unstack:
TAG : python
Date : October 26 2020, 11:56 AM , By : Anurag Aeron
How to use multiple "or" in python code
How to use multiple "or" in python code
Hope this helps My code below only prints "Remove Special Character". but if i leave only (""), it runs very well. , Your comparison is turning somewhat like this
TAG : python
Date : October 26 2020, 11:56 AM , By : arjun
spider = cls(*args, **kwargs) TypeError: __init__() got an unexpected keyword argument '_job'
spider = cls(*args, **kwargs) TypeError: __init__() got an unexpected keyword argument '_job'
I wish this help you Trying to use scrapyd for scraping using selenium and webdriver the spider is working fine with command "scrapy crawl myspider" but when i deploy using scrapyd and finally schedule it using curl and scrapyd api it trigger the une
TAG : python
Date : October 26 2020, 11:56 AM , By : xlibor
Python, Django LDAP: detecting Authentication failed reasoning
Python, Django LDAP: detecting Authentication failed reasoning
wish helps you Okay, to answer my own question. For now I just removed AUTH_LDAP_REQUIRE_GROUP = "CN=myGroup,CN=groups [...] " from my config, and added the following to the views.py:
TAG : python
Date : October 26 2020, 11:56 AM , By : DANISH QURESHI
Is it good to define a function in a function python
Is it good to define a function in a function python
it helps some times Is it Pythonic to write funciotns inside functions Yes, it is. Actually, its more Pythonic to do it inside that outside in order not to pollute the module namespace.
TAG : python
Date : October 25 2020, 04:08 PM , By : ReduxLand
Zeep : Need to convert this sample soap request
Zeep : Need to convert this sample soap request
wish helps you Answering my own question :Instead of parsing @type , I should get the type of OTPManagement object.
TAG : python
Date : October 25 2020, 04:08 PM , By : Roman Peresypkin
How to render a template and send a file simultaneously with flask
How to render a template and send a file simultaneously with flask
I hope this helps you . Short answer: No. You cannot return different responses at once, obviously. The quick and dirty solution would be to return the HTML response with your "waiting.html" template, and from this template add some javascript to lau
TAG : python
Date : October 25 2020, 04:08 PM , By : Minte
Create new column in dataframe with match values from other dataframe
Create new column in dataframe with match values from other dataframe
With these it helps Need map by Series first for new column:
TAG : python
Date : October 25 2020, 04:08 PM , By : Steffen Opheim
Group the values using one column and return the one having max value in other column using pandas dataframe
Group the values using one column and return the one having max value in other column using pandas dataframe
I wish this help you Need sort_values + drop_duplicates with select columns for check dupes and keep only last value:
TAG : python
Date : October 25 2020, 04:08 PM , By : user7445317
Python3 tkinter analog gauge
Python3 tkinter analog gauge
may help you . I created a package called tk_tools that has one of these analog gauges.pip install tk_tools
TAG : python
Date : October 25 2020, 04:08 PM , By : Chris Mann
How to display all the data which is groupby "Cause" from 1981 to 1992 in python pandas?
How to display all the data which is groupby "Cause" from 1981 to 1992 in python pandas?
wish of those help First i would make a dataframe of the grouped data so we can easily slice and/or filter the data.
TAG : python
Date : October 25 2020, 04:08 PM , By : einavgo
Scrape content in json format - Python
Scrape content in json format - Python
To fix the issue you can do 1 . Iterate all script tags and search target json2 . Use regex to grab start and end
TAG : python
Date : October 25 2020, 04:08 PM , By : Kẻ Rong Chơi
How to replace pandas columns with the same name in to another dataframe?
How to replace pandas columns with the same name in to another dataframe?
should help you out I have the following large pandas dataframe A: , Use assign only:
TAG : python
Date : October 25 2020, 04:08 PM , By : Mani
Trying to build a proxy with aiohttp
Trying to build a proxy with aiohttp
hop of those help? The basic idea in a HTTPS proxy is to act like a stream proxy, where we read raw data and put raw data to destination. Unfortunately after skimming through aiohttp I could not find anything which would help achieve the same, so you
TAG : python
Date : October 25 2020, 04:08 PM , By : Jagdish Parmar
Compound interest calculator loops
Compound interest calculator loops
I think the issue was by ths following , You are in a while loop, therefore you don't need to ask for the user input twice. If the condition is not met, another iteration will happen and you will be asked for another input anyway. Also, your else is
TAG : python
Date : October 25 2020, 04:08 PM , By : Jbuoy
how to create a raw string when it's last character is a `\` in python
how to create a raw string when it's last character is a `\` in python
hop of those help? As we all know,we can create a string like this: , You can concat another normal string:
TAG : python
Date : October 25 2020, 02:08 AM , By : user7445518
Scrapy - how can I split the data in this table?
Scrapy - how can I split the data in this table?
it helps some times You should loop over table rows and then collect individual fields into items:
TAG : python
Date : October 25 2020, 02:08 AM , By : user7445502
Making post requests in python
Making post requests in python
it helps some times requests automatically follows redirects; in this case, you are being redirected back to the store page, which itself returns a 200. You can either disable the redirect by passing allow_redirects=False to .get, or you can verify r
TAG : python
Date : October 25 2020, 02:08 AM , By : Inda Gvožđar
How can I manipulate shapes (colors) in PowerPoint using Python and win32com.client?
How can I manipulate shapes (colors) in PowerPoint using Python and win32com.client?
help you fix your problem As I've made slight progress with the problem at hand since i posted this question, I've found it necessary to split it in two parts to maintain clarity. , You can recreate the Global VBA function easily in your python scrip
TAG : python
Date : October 25 2020, 02:08 AM , By : Irina-iulia77
Get sorted output for os.walk()
Get sorted output for os.walk()
Any of those help Keep the data in some list, then sort it with the length as key. Then you can move on to do whatever you want with the sorted data.In the example below, data contains pairs of directory and number of files, sorted.
TAG : python
Date : October 25 2020, 02:08 AM , By : user7445484
Pandas Mapping Column
Pandas Mapping Column
I wish this helpful for you My dataframe looks like this: , Assuming the INTV column is a datetime column then this is trivial,
TAG : python
Date : October 25 2020, 02:08 AM , By : Ezio
How to remove border of microsoft word in text image in opencv with python?
How to remove border of microsoft word in text image in opencv with python?
With these it helps I have this picture which the border make by Microsoft word office : , I think the simpliest way would be using ROI as you did.
TAG : python
Date : October 25 2020, 02:08 AM , By : Theodros Katzalis
why not always use map if its faster than the rest (list comprehension, loop (various variants))?
why not always use map if its faster than the rest (list comprehension, loop (various variants))?
I hope this helps . Performance is not always the first priority when writing code. In a lot of case, we might not care about the µs lost in the list comprehension, if it helps reading and maintaining the code later.I believe list comprehension are m
TAG : python
Date : October 25 2020, 02:08 AM , By : AMINA BENJELOUAJA
Trying to download a directory with requests
Trying to download a directory with requests
I wish this helpful for you You won't find the "corresponding functions" (=> to os.walk()) in requests because there's no concept of "directory" or "directory listing" in the HTTP protocol. All you have are urls and resources... Given your specs ("I
TAG : python
Date : October 25 2020, 02:08 AM , By : O. Francey
Django Django model “doesn't declare an explicit app_label” because of project's init.py file
Django Django model “doesn't declare an explicit app_label” because of project's init.py file
like below fixes the issue It turned out, in the end this was simply because of how I was running testsI was running tests like this
TAG : python
Date : October 25 2020, 02:08 AM , By : Luka Kronegger
Comparing 2 arrays using numpy and allocating values to a third array
Comparing 2 arrays using numpy and allocating values to a third array
seems to work fine np.where is made for this purpose
TAG : python
Date : October 25 2020, 02:08 AM , By : DavidC
How to do change the recieved SQL output format, in python
How to do change the recieved SQL output format, in python
I wish did fix the issue. You should fix your sql: make one string in the form you want it to be. Something like
TAG : python
Date : October 25 2020, 02:08 AM , By : ung nho chung
Python: how to write binary data to the stdout so that bash script can use process substitution?
Python: how to write binary data to the stdout so that bash script can use process substitution?
Does that help Thank you for help, I found that I can fetch through S3 using pure ogg123:
TAG : python
Date : October 25 2020, 02:08 AM , By : Patrik Enqvist
How to combine two lists to get a new list of the shape as mentioned in description
How to combine two lists to get a new list of the shape as mentioned in description
will be helpful for those in need how to combine a list a=[a1,a2,a3] with b=[b1,b2,b3] and [1,1,1] to get the new list [[a1,b1,1],[a2,b2,1]] I tried the below code. But mylis is of the size (1,0) , Try below code, it may help to your question
TAG : python
Date : October 24 2020, 03:08 PM , By : yinimini mo
Run-time Complexity for two algorithms (Big O notation calculation)
Run-time Complexity for two algorithms (Big O notation calculation)
it should still fix some issue The number of operations T(n) is equal to T(n/2) + n. Applying the Master theorem we get T(n) = O(n). In simple terms there are n + n/2 + n/4 + ... + 1 operations that are less than 2*n and is O(n).
TAG : python
Date : October 24 2020, 03:08 PM , By : Cosmin Baciu
jupyter SSL: WRONG_VERSION_NUMBER
jupyter SSL: WRONG_VERSION_NUMBER
I wish did fix the issue. My Jupyter config like this: , I deal this question. And I try to do like this:
TAG : python
Date : October 24 2020, 03:08 PM , By : Lokesh Balaji
Import of csv data rows and columns when specyfing delimiter
Import of csv data rows and columns when specyfing delimiter
will be helpful for those in need , list(zip()) allows to traspose a set of sequences:
TAG : python
Date : October 24 2020, 03:08 PM , By : Phlash
Error in texting automated message in whatsapp using python
Error in texting automated message in whatsapp using python
will be helpful for those in need I too face the same problem and what conclusion I deduced is that, actually, with every new version, the whatsapp changes the way of writing its code to automate the HTML code you have to check the new syntax of HTML
TAG : python
Date : October 24 2020, 03:08 PM , By : RCREDDY K
Why my model work ok with test data from train_test_split while doesn't with the new data?
Why my model work ok with test data from train_test_split while doesn't with the new data?
hop of those help? Seems that your "real data" differs from your train and test data. Why do you have "real" and "training" data in the first place?My approach would be:
TAG : python
Date : October 24 2020, 03:08 PM , By : tjal
Python Networkx: How to "redraw" graph after every iteration?
Python Networkx: How to "redraw" graph after every iteration?
this will help Adding the same edge twice in your graph object will insert a duplicate, which means it'll be considered twice for drawing, thereby increasing its thickness. You also have to call plt.clf() to clear the figure between steps, or else yo
TAG : python
Date : October 24 2020, 03:08 PM , By : abraham sato
How to read a large json in pandas?
How to read a large json in pandas?
this one helps. Perhaps, the file you are reading contains multiple json objects rather and than a single json or array object which the methods json.load(json_file) and pd.read_json('review.json') are expecting. These methods are supposed to read fi
TAG : python
Date : October 24 2020, 03:08 PM , By : Dmitry Nadolin
Protobuf Message Constructor
Protobuf Message Constructor
like below fixes the issue Copy was disabled on purpose. For big protobufs copy is expensive and to prevent accidental copy it was chosen to make CopyFrom() explicit.Move was not needed and was neglected when C++ 11 arrived. The next protobuf release
TAG : python
Date : October 24 2020, 03:08 PM , By : Rudi

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